CVE-2026-66153

HIGHPre-NVD 7.07.0—
EchelonGraph scoreHIGH confidence

Score 7.0 from GitHub Security Advisory (severity: HIGH) published 2026-08-25. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.0Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The NEService auto-upgrade process insecurely handles temporary files in SonicWall NetExtender Linux client which allows an attacker to manipulate file paths.

CVSS v3
7.0
EG Score
7.0(high)
EG Risk
32(Track)
EG Risk 32/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity70% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

August 25, 2026

Last Modified

August 28, 2026

Advisory Details (1)

Auto-updated Aug 26, 2026
No patch confirmed yet.
generic

Security Advisory

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0013

Vendor Advisories for CVE-2026-66153(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 26× in last 7d / 103× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 103 total refreshes for this CVE.

  1. 2026-09-20 20:16 UTCEPSS rescore
  2. 2026-09-20 17:04 UTCGHSA enrichment
  3. 2026-09-20 05:45 UTCGHSA enrichment
  4. 2026-09-19 18:26 UTCEG score recompute
  5. 2026-09-19 18:26 UTCGHSA enrichment
  6. 2026-09-19 07:06 UTCGHSA enrichment
  7. 2026-09-18 19:47 UTCEG score recompute
  8. 2026-09-18 19:47 UTCGHSA enrichment
  9. 2026-09-18 19:28 UTCEPSS rescore
  10. 2026-09-18 08:28 UTCGHSA enrichment
  11. 2026-09-17 21:08 UTCEG score recompute
  12. 2026-09-17 21:08 UTCGHSA enrichment
  13. 2026-09-17 06:52 UTCGHSA enrichment
  14. 2026-09-16 19:20 UTCEG score recompute
  15. 2026-09-16 19:20 UTCGHSA enrichment
  16. 2026-09-16 14:08 UTCEPSS rescore
  17. 2026-09-16 05:51 UTCEG score recompute
  18. 2026-09-16 05:50 UTCGHSA enrichment
  19. 2026-09-16 05:15 UTCEPSS rescore
  20. 2026-09-15 18:32 UTCGHSA enrichment
  21. 2026-09-15 06:37 UTCEG score recompute
  22. 2026-09-15 06:37 UTCGHSA enrichment
  23. 2026-09-14 19:18 UTCGHSA enrichment
  24. 2026-09-14 07:58 UTCGHSA enrichment
  25. 2026-09-13 20:39 UTCEG score recompute
Show 75 more
  1. 2026-09-13 20:39 UTCGHSA enrichment
  2. 2026-09-13 09:20 UTCGHSA enrichment
  3. 2026-09-12 22:01 UTCEG score recompute
  4. 2026-09-12 22:01 UTCGHSA enrichment
  5. 2026-09-12 10:42 UTCGHSA enrichment
  6. 2026-09-11 23:23 UTCEG score recompute
  7. 2026-09-11 23:23 UTCGHSA enrichment
  8. 2026-09-11 14:53 UTCEPSS rescore
  9. 2026-09-11 12:00 UTCEG score recompute
  10. 2026-09-11 12:00 UTCGHSA enrichment
  11. 2026-09-11 09:37 UTCEPSS rescore
  12. 2026-09-11 00:11 UTCGHSA enrichment
  13. 2026-09-10 12:02 UTCEG score recompute
  14. 2026-09-10 12:01 UTCGHSA enrichment
  15. 2026-09-10 00:17 UTCGHSA enrichment
  16. 2026-09-09 12:32 UTCGHSA enrichment
  17. 2026-09-09 01:11 UTCEG score recompute
  18. 2026-09-09 01:11 UTCGHSA enrichment
  19. 2026-09-08 22:01 UTCEPSS rescore
  20. 2026-09-08 05:16 UTCGHSA enrichment
  21. 2026-09-07 17:53 UTCEG score recompute
  22. 2026-09-07 17:53 UTCGHSA enrichment
  23. 2026-09-07 16:01 UTCEPSS rescore
  24. 2026-09-07 06:35 UTCGHSA enrichment
  25. 2026-09-06 19:10 UTCEG score recompute
  26. 2026-09-06 19:10 UTCGHSA enrichment
  27. 2026-09-06 13:47 UTCEPSS rescore
  28. 2026-09-06 07:48 UTCGHSA enrichment
  29. 2026-09-05 20:29 UTCEG score recompute
  30. 2026-09-05 20:29 UTCGHSA enrichment
  31. 2026-09-05 15:31 UTCEPSS rescore
  32. 2026-09-05 09:11 UTCGHSA enrichment
  33. 2026-09-04 21:52 UTCEG score recompute
  34. 2026-09-04 21:52 UTCGHSA enrichment
  35. 2026-09-04 10:33 UTCEG score recompute
  36. 2026-09-04 10:33 UTCGHSA enrichment
  37. 2026-09-04 05:07 UTCEPSS rescore
  38. 2026-09-03 23:13 UTCGHSA enrichment
  39. 2026-09-03 11:53 UTCGHSA enrichment
  40. 2026-09-03 00:08 UTCEG score recompute
  41. 2026-09-03 00:08 UTCGHSA enrichment
  42. 2026-09-02 14:12 UTCEPSS rescore
  43. 2026-09-02 12:44 UTCGHSA enrichment
  44. 2026-09-02 01:23 UTCGHSA enrichment
  45. 2026-09-01 13:56 UTCEG score recompute
  46. 2026-09-01 13:56 UTCGHSA enrichment
  47. 2026-09-01 13:54 UTCEPSS rescore
  48. 2026-09-01 04:40 UTCEPSS rescore
  49. 2026-09-01 02:31 UTCGHSA enrichment
  50. 2026-08-31 15:09 UTCGHSA enrichment
  51. 2026-08-31 03:45 UTCEG score recompute
  52. 2026-08-31 03:45 UTCGHSA enrichment
  53. 2026-08-30 19:17 UTCEPSS rescore
  54. 2026-08-30 16:27 UTCGHSA enrichment
  55. 2026-08-30 05:08 UTCEG score recompute
  56. 2026-08-30 05:08 UTCGHSA enrichment
  57. 2026-08-30 01:22 UTCEPSS rescore
  58. 2026-08-29 17:49 UTCGHSA enrichment
  59. 2026-08-29 06:26 UTCEG score recompute
  60. 2026-08-29 06:25 UTCGHSA enrichment
  61. 2026-08-28 21:42 UTCEPSS rescore
  62. 2026-08-28 19:06 UTCGHSA enrichment
  63. 2026-08-28 14:34 UTCGHSA enrichment
  64. 2026-08-28 03:13 UTCGHSA enrichment
  65. 2026-08-27 15:50 UTCEG score recompute
  66. 2026-08-27 15:50 UTCGHSA enrichment
  67. 2026-08-27 04:29 UTCGHSA enrichment
  68. 2026-08-27 04:09 UTCGHSA enrichment
  69. 2026-08-27 03:16 UTCGHSA enrichment
  70. 2026-08-26 15:57 UTCEG score recompute
  71. 2026-08-26 15:57 UTCGHSA enrichment
  72. 2026-08-26 14:47 UTCEPSS rescore
  73. 2026-08-26 12:33 UTCEG score recompute▲ 7.00
  74. 2026-08-26 12:33 UTCGHSA enrichment
  75. 2026-08-26 12:32 UTCMITRE cvelistV5CVSS v3 → 7 · severity → HIGH

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-66153?
CVE-2026-66153 is a high vulnerability published on August 25, 2026. The NEService auto-upgrade process insecurely handles temporary files in SonicWall NetExtender Linux client which allows an attacker to manipulate file paths.
When was CVE-2026-66153 disclosed?
CVE-2026-66153 was first published in the National Vulnerability Database on August 25, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-66153 actively exploited?
CVE-2026-66153 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 91.6% of all scored CVEs.
What is the CVSS score of CVE-2026-66153?
CVE-2026-66153 has a CVSS v3.1 base score of 7.0 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-66153?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-66153, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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